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Complete simplification below

0 votes
Use addition or subtraction identity to complete the simplification below

Sin(x+pi/4)=Asin(x)+Bcos(x)
asked Jul 7, 2016 in PRECALCULUS by anonymous

1 Answer

0 votes

The trigonometric equation is image.

Trigonometric identity: image.

By using trigonometric addition formula simplify the equation.

image

Compare the each sides image coefficients to find image values.

image

answered Jul 8, 2016 by Anney Mentor

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